This is a preview to the full article that will hit my site in the next few days, but the short answer is this: MetaFrame XP does NOT work when installed on 64-bit Windows 2003 for AMD Opteron. The errors that I get are 100% identical to the errors when trying to install MF on 64-bit Windows for Intanium2. If you want to build huge servers with no kernel memory limitations, you're limited to pure TS for now... Brian Brian Madden brian@xxxxxxxxxxxxxxx +1.202.302.3657 Visit www.brianmadden.com <http://www.brianmadden.com> for in-depth Citrix, Terminal Server, and server-based computing news and analysis, white papers, downloadable videos, and product reviews. ******************************************************** This Week's Sponsor - RTO Software / TScale What's keeping you from getting more from your terminal servers? Did you know, in most cases, CPU Utilization IS NOT the single biggest constraint to scaling up?! Get this free white paper to understand the real constraints & how to overcome them. SAVE MONEY by scaling-up rather than buying more servers. http://www.rtosoft.com/Enter.asp?ID=147 ********************************************************** Useful Thin Client Computing Links are available at: http://thin.net/links.cfm *********************************************************** For Archives, to Unsubscribe, Subscribe or set Digest or Vacation mode use the below link: http://thin.net/citrixlist.cfm